df <- data.frame( id = c(rep("Rodney",5), rep("Sarah",5)),
Data = rnorm( 10, 42, 42),
Longitude = rnorm(10, -78, 1 ),
Latitude = rnorm(10, 37, 1) )
df id Data Longitude Latitude
1 Rodney -46.1064984 -78.77667 37.50880
2 Rodney 56.4871453 -79.14573 36.87373
3 Rodney 14.0225502 -76.88675 39.18777
4 Rodney 138.5959504 -78.58731 37.84106
5 Rodney 27.0122645 -77.52085 37.67201
6 Sarah 0.9570969 -78.21445 35.69324
7 Sarah 5.2697847 -78.61477 37.39748
8 Sarah 70.0049514 -78.26441 36.21965
9 Sarah 7.5430525 -79.16548 37.08932
10 Sarah 42.7788551 -77.18989 36.76554